Steam07 4 Legged steam walker. £14.50 Quantity: at £14.50 each Add To Basket 0 in your basket View Basket Checkout 4 Legged steam walker. This is a 13 piece kit. It is armed with a Maxim machine gun. When assembled the model measures 110mm tall and 90mm x 90mm at the feet. Model supplied unpainted and requires assembly.